Tamiyo's Journal (Entry 434)

Set: Shadows over Innistrad (#265)

Rarity: Rare

Type: Legendary Artifact — Book

Mana Cost: {5}

At the beginning of your upkeep, investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.") {T}, Sacrifice three Clues: Search your library for a card, put that card into your hand, then shuffle.